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Finding the Fourth Proportional to 272,762.08, 376,410.48 and 151,904.80

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Solution

The fourth proportional to 272,762.08, 376,410.48 and 151,904.80 is: 209,627.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,762.08 : 376,410.48 = 151,904.80 : x
  2. Step 2: Convert to fraction form
    272,762.08/376,410.48 = 151,904.80/x
  3. Step 3: Cross multiply
    272,762.08x = 376,410.48 × 151,904.80
  4. Step 4: Simplify right side
    272,762.08x = 57,178,558,682.30
  5. Step 5: Solve for x
    x = 57,178,558,682.30/272,762.08
  6. Step 6: Final answer
    x = 209,627.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.